body, div, p, dl, dt, dd {
    padding: 0;
    margin: 0;
}

body {
    font-size: 12px;
    line-height: 28px;
    font-family: "微软雅黑";
}

.main {
    width: 500px;
    margin: 0 auto;
}

.left {
    width: 160px;
    float: left;
}

.main dt {
    font-weight: bold;
    font-size: 14px;
    line-height: 35px;
}

.right {
    width: 340px;
    float: left;
}